mc: support CurseForge modpacks with LaunchServer.sh entry script

mc: allow for RWG world type

Fixes itzg#246

[es] Upgrade to 5.5.2

[mc] Install iputils and wget for FTB compat

[mc] Added issues link

[es] Upgrade to 5.5.1

Merge pull request itzg#173 from opHASnoNAME/master

Set UID for ES_DEFAULT_USER to 1100, avoid conflicts with debian host…

[es] Correcting old-ADD tar file path

[es] Add NON_DATA type

For itzg#165

[es] Upgrade to 5.4.2